Mathematics/General Ability MCQs
Topic Notes: Mathematics/General Ability
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1
Solve for x: 3x + 13 = 55.
Answer:
14.0
Step-by-step solution: 1. Subtract 13 from both sides: 3x = 42. 2. Divide both sides by 3: x = (42)/3. 3. x = 14.0.
2
Solve for x: 6x + 18 = 111.
Answer:
15.5
Step-by-step solution: 1. Subtract 18 from both sides: 6x = 93. 2. Divide both sides by 6: x = (93)/6. 3. x = 15.5.
3
Solve for x: 3x + 15 = 75.
Answer:
20.0
Step-by-step solution: 1. Subtract 15 from both sides: 3x = 60. 2. Divide both sides by 3: x = (60)/3. 3. x = 20.0.
4
Solve for x: 5x + 13 = 59.
Answer:
9.2
Step-by-step solution: 1. Subtract 13 from both sides: 5x = 46. 2. Divide both sides by 5: x = (46)/5. 3. x = 9.2.
5
Solve for x: 6x + 13 = 131.
Answer:
19.67
Step-by-step solution: 1. Subtract 13 from both sides: 6x = 118. 2. Divide both sides by 6: x = (118)/6. 3. x = 19.67.
6
Solve for x: 5x + 14 = 69.
Answer:
11.0
Step-by-step solution: 1. Subtract 14 from both sides: 5x = 55. 2. Divide both sides by 5: x = (55)/5. 3. x = 11.0.
7
Solve for x: 5x + 14 = 139.
Answer:
25.0
Step-by-step solution: 1. Subtract 14 from both sides: 5x = 125. 2. Divide both sides by 5: x = (125)/5. 3. x = 25.0.
8
Solve for x: 4x + 17 = 97.
Answer:
20.0
Step-by-step solution: 1. Subtract 17 from both sides: 4x = 80. 2. Divide both sides by 4: x = (80)/4. 3. x = 20.0.
9
Solve for x: 7x + 15 = 223.
Answer:
29.71
Step-by-step solution: 1. Subtract 15 from both sides: 7x = 208. 2. Divide both sides by 7: x = (208)/7. 3. x = 29.71.
10
Solve for x: 6x + 18 = 181.
Answer:
27.17
Step-by-step solution: 1. Subtract 18 from both sides: 6x = 163. 2. Divide both sides by 6: x = (163)/6. 3. x = 27.17.